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| #ifndef COMMIT_REACH_H | |
| #define COMMIT_REACH_H | |
| #include "commit.h" | |
| #include "commit-slab.h" | |
| struct commit_list; | |
| struct ref_filter; | |
| struct object_id; | |
| struct object_array; | |
| struct commit_list *repo_get_merge_bases(struct repository *r, | |
| struct commit *rev1, | |
| struct commit *rev2); | |
| struct commit_list *repo_get_merge_bases_many(struct repository *r, | |
| struct commit *one, int n, | |
| struct commit **twos); | |
| /* To be used only when object flags after this call no longer matter */ | |
| struct commit_list *repo_get_merge_bases_many_dirty(struct repository *r, | |
| struct commit *one, int n, | |
| struct commit **twos); | |
| #ifndef NO_THE_REPOSITORY_COMPATIBILITY_MACROS | |
| #define get_merge_bases(r1, r2) repo_get_merge_bases(the_repository, r1, r2) | |
| #define get_merge_bases_many(one, n, two) repo_get_merge_bases_many(the_repository, one, n, two) | |
| #define get_merge_bases_many_dirty(one, n, twos) repo_get_merge_bases_many_dirty(the_repository, one, n, twos) | |
| #endif | |
| struct commit_list *get_octopus_merge_bases(struct commit_list *in); | |
| int repo_is_descendant_of(struct repository *r, | |
| struct commit *commit, | |
| struct commit_list *with_commit); | |
| int repo_in_merge_bases(struct repository *r, | |
| struct commit *commit, | |
| struct commit *reference); | |
| int repo_in_merge_bases_many(struct repository *r, | |
| struct commit *commit, | |
| int nr_reference, struct commit **reference); | |
| #ifndef NO_THE_REPOSITORY_COMPATIBILITY_MACROS | |
| #define in_merge_bases(c1, c2) repo_in_merge_bases(the_repository, c1, c2) | |
| #define in_merge_bases_many(c1, n, cs) repo_in_merge_bases_many(the_repository, c1, n, cs) | |
| #endif | |
| /* | |
| * Takes a list of commits and returns a new list where those | |
| * have been removed that can be reached from other commits in | |
| * the list. It is useful for, e.g., reducing the commits | |
| * randomly thrown at the git-merge command and removing | |
| * redundant commits that the user shouldn't have given to it. | |
| * | |
| * This function destroys the STALE bit of the commit objects' | |
| * flags. | |
| */ | |
| struct commit_list *reduce_heads(struct commit_list *heads); | |
| /* | |
| * Like `reduce_heads()`, except it replaces the list. Use this | |
| * instead of `foo = reduce_heads(foo);` to avoid memory leaks. | |
| */ | |
| void reduce_heads_replace(struct commit_list **heads); | |
| int ref_newer(const struct object_id *new_oid, const struct object_id *old_oid); | |
| /* | |
| * Unknown has to be "0" here, because that's the default value for | |
| * contains_cache slab entries that have not yet been assigned. | |
| */ | |
| enum contains_result { | |
| CONTAINS_UNKNOWN = 0, | |
| CONTAINS_NO, | |
| CONTAINS_YES | |
| }; | |
| define_commit_slab(contains_cache, enum contains_result); | |
| int commit_contains(struct ref_filter *filter, struct commit *commit, | |
| struct commit_list *list, struct contains_cache *cache); | |
| /* | |
| * Determine if every commit in 'from' can reach at least one commit | |
| * that is marked with 'with_flag'. As we traverse, use 'assign_flag' | |
| * as a marker for commits that are already visited. Do not walk | |
| * commits with date below 'min_commit_date' or generation below | |
| * 'min_generation'. | |
| */ | |
| int can_all_from_reach_with_flag(struct object_array *from, | |
| unsigned int with_flag, | |
| unsigned int assign_flag, | |
| time_t min_commit_date, | |
| timestamp_t min_generation); | |
| int can_all_from_reach(struct commit_list *from, struct commit_list *to, | |
| int commit_date_cutoff); | |
| /* | |
| * Return a list of commits containing the commits in the 'to' array | |
| * that are reachable from at least one commit in the 'from' array. | |
| * Also add the given 'flag' to each of the commits in the returned list. | |
| * | |
| * This method uses the PARENT1 and PARENT2 flags during its operation, | |
| * so be sure these flags are not set before calling the method. | |
| */ | |
| struct commit_list *get_reachable_subset(struct commit **from, int nr_from, | |
| struct commit **to, int nr_to, | |
| unsigned int reachable_flag); | |
| #endif |